Lexus IS 250 2014–2015 — technical service bulletin
Bulletin L-SB-0005-016 · NHTSA communication 10076252 · issued Jan 20, 2016
Technical service bulletin
communication type
Service Brakes
component
2014–2015
model years
4
vehicle entries
Official summary
Rattle noise from rear of vehicle. Some2014-2016 model year is vehicles may exhibit arattle type noise from the rear parking brake assemblies when driving over bumps.
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.